The distribution character of movable oil and irreducible oil in low permeability reservoir was presented.
提出了 不同低渗透储层可动油和残余油在地层孔喉中的分布 规律。
Recovery efficiency of oil reservoir is not high for thin oil-water two-phrase region and low movable oil saturation.
油水两相区区域较窄，油藏可动油饱和度较低，油藏采收率不高；
The method using movable metal baffle and control valve near water sealed well to block the drain of oil tank group is unreliable and it will widen flowing fire area.
用活动金属挡板及水封井附加控制阀门封闭油罐组排水沟的方法既不可靠又会使流淌火面积扩大。
The permanent magnetic separator of the main oil: rolling bearing, roller bearing, all gear, a movable bearing, sliding plane;
永磁除铁器的主要注油处：转动轴承，轧辊轴承，所有齿轮，活动轴承、滑动平面；
The invention relates to a workpiece delivery device, which is characterized in that an air cylinder (or oil cylinder) for controlling a movable frame is installed at one side of a fixed frame;
本发明是工件输送装置，其特征是控制活动框架的气缸（或油缸）安装在固定框架一侧；
At the same time, according to calculations prepared a computer program to calculate the residual oil distribution movable.
同时根据计算方法编制了计算机程序，计算出可动剩余油分布。
At the same time, according to calculations prepared a computer program to calculate the residual oil distribution movable.
同时根据计算方法编制了计算机程序，计算出可动剩余油分布。
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